{"collection":"grad-noise-175k","coord":"t19_x25_u4_b52","data":{"index":158358,"ordinal":"155302300","topo":"o2(x,o2(o1(x),x))","expression":"pow(R,min(cil(R),D))","image":"frame_expr-158358.png","measured":true,"step":146871,"globalStep":146871,"value_mean":-0.5812422633171082,"value_positive_fraction":0.2109375,"value_abs_mean":0.9968823790550232,"value_variance":0.656538724899292,"value_stddev":0.8102707862854004,"value_min":-1,"value_max":1,"value_range":2,"histogram_probability_sum":1,"histogram_entropy_bits":0.8602677583694458,"gradient_energy_x":0.08126905560493469,"gradient_energy_y":0.06552761793136597,"gradient_magnitude_mean":0.07429894059896469,"gradient_axis_bias":0.10723292827606201,"gradient_nonzero_flag":1,"laplacian_mean":0.000006951848263270222,"laplacian_energy":0.31054529547691345,"laplacian_abs_mean":0.1482975333929062,"gradient_magnitude_variance":0.14125889539718628,"gradient_magnitude_stddev":0.37584424018859863,"gradient_magnitude_cv":5.0585408210754395,"gradient_magnitude_max":2.8284270763397217,"gradient_energy_over_variance":0.22359178960323334,"laplacian_energy_over_variance":0.4730037748813629,"variance_normalization_valid_flag":1,"gradient_cv_valid_flag":1,"scale_diff2_near":0.1462458223104477,"scale_diff2_mid":0.6050505638122559,"scale_diff2_far":1.3995980024337769,"scale_diff2_near_over_variance":0.22275276482105255,"scale_diff2_mid_over_variance":0.9215763211250305,"scale_diff2_far_over_variance":2.1317827701568604,"value_histogram":[[[0.7890625,0.7890625,0.7890625],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0.0004730224609375,0.0004730224609375,0.0004730224609375],[0.000823974609375,0.000823974609375,0.000823974609375],[0.002227783203125,0.002227783203125,0.002227783203125],[0.00543212890625,0.00543212890625,0.00543212890625],[0.0083770751953125,0.0083770751953125,0.0083770751953125],[0.193603515625,0.193603515625,0.193603515625]]],"scale_curve":[[[0.015625,0.1462458223104477,0.22275276482105255],[0.0625,0.6050505638122559,0.9215763211250305],[0.25,1.3995980024337769,2.1317827701568604]]]},"renderer":1,"first_seen":"2026-09-23T00:00:00.000Z","last_seen":"2026-09-23T00:00:00.000Z","sightings":[{"at":"2026-09-23T00:00:00.000Z","data":null}],"axes":"[\"19\",\"25\",\"4\",\"52\"]"}